-87.97% is the change from 723 to 87
Calculation steps:
[( 87 - 723 ) ÷ 723] x 100 = -87.97%
Formula
Percentage change = [(87 - 723) / 723] x 100
Subtract the new number by the original number
87 - 723 = -636
-636 ÷ 723 = -0.8796680497925311
-0.8796680497925311 x 100 = -87.97%